Keith Daniel Petrosky, PHD
Psychologist · Exton, PA
Keith Daniel Petrosky, PHD is a psychologist with a practice address in Exton, Pennsylvania, and NPI 1699733261, issued on May 3, 2006. Check the license (Pennsylvania PS004244L, as entered in NPPES) with the Pennsylvania board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Keith Daniel Petrosky
- Credential
- PHD
- Primary taxonomy
- Psychologist 103T00000X
- License number
- PS004244L PA
Self-reported in NPPES; status is on the state search - Practice location
- 308 Exton Cmns, Exton, PA 19341
- Phone
- (610) 363-6155
- Enumerated
- May 3, 2006
- Record last updated
- Aug 20, 2024
- Fax
- (610) 363-6116
- Medicare enrollment
- Enrolled (PECOS I20071207000024); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychologist records → All 2,687 in Pennsylvania → Look up another NPI →
Verify Keith Daniel Petrosky in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license PS004244LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Keith Daniel Petrosky among 2,687 psychologist records in Pennsylvania
Keith Daniel Petrosky, PHD is one of 2,687 psychologist records with a practice address in Pennsylvania. 13% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 67% newer
- In a Medicare fileNo · 13% of these records are
- In the CMS Doctors and Clinicians fileYes · 22% of these records are
- Graduated1981 · median 2004 among the 585 with a school on file
- Record last updated2024 · 70% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
23 psychologist records list a practice address in Exton
They are 23 of the 1,089 NPPES records with a practice address in Exton, and 2,687 psychologist records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,687 in Pennsylvania → Every provider in Exton → Psychologist nationwide →
The 8 psychologist records with the nearest ZIP codes
- Elin Bierly, LICENSED PSYCHOLOGISExton, PA 193411649458456
- Steven ChafetzExton, PA 193411235335035
- John Dimedio, PH.DExton, PA 193411740456342
- Janet Edgette, PSY.D.Exton, PA 193411578660643
- John Edgette, PSY.D.Exton, PA 193411639276801
- Brigette Erwin, PH.D.Exton, PA 193411487766044
- Leah Greenwood, PH.D.Exton, PA 193411790763845
- Steven HulcherExton, PA 193411255319307
Common questions
What is Keith Daniel Petrosky, PHD's NPI number?
Keith Daniel Petrosky, PHD's National Provider Identifier (NPI) is 1699733261, issued on May 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Keith Daniel Petrosky, PHD located?
The NPPES record lists a practice address at 308 Exton Cmns, Exton, PA, 19341. Phone: (610) 363-6155. Providers update this record themselves, so call before visiting.
How can I verify Keith Daniel Petrosky, PHD's license?
NPPES lists Pennsylvania license number PS004244L, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.